US3467622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyhalo - alpha - hydroxybenzylphosphonic and -phosphinic compositions in polymers
Assignee: GE Chemicals Inc
•
Filing: 1967-11-29
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Granted: 1969-09-16
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Expires: 1987-11-29
Abstract
No abstract record available.
Inventors
- 👤 Edward D Weil
- 👤 Edwin Dorfman
- 👤 Jerome Linder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:46
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/30; C07F9/38; C07F9/40; C07F9/4003; C07F9/4056; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3878; C08G18/388; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/53; C08K5/5317; C08K5/5333; C08K5/5337; Y; Y10; Y10S; Y10S521/00; Y10S521/906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |